<template>
	<view class="my_account">
		<view class="account-content ">
			<label class="radio" @click="changeState">
				<radio :checked="isFullcheck">全选</radio>
			</label>
			<view class="price-total">
				<text>合计</text>
				<text class="price">￥{{getGoodsAmount}}</text>
			</view>
			<view class="account-button" @click="settlement">
				结算({{filterCount}})
			</view>
		</view>
	</view>
</template>

<script>
	import {
		mapState,
		mapMutations,
		mapGetters
	} from 'vuex'

	export default {
		name: "my_account",
		data() {
			return {
				fullChoose: true,
				seconds: 3,
				timer: null
			};
		},

		methods: {
			...mapMutations('m_cart', ['updateAllGoodsState']),
			...mapMutations('m_user', ['updateRedirectInfo']),

			changeState() {
				this.updateAllGoodsState(!this.isFullcheck)
			},

			settlement() {
				if (!this.filterCount) return uni.$showMes('请选择商品')
				if (!this.addStr) return uni.$showMes('请选择地址')
				// if (!this.token) return uni.$showMes('请先登录')
				if (!this.token) return this.delayNavigate()

				// 4. 实现微信支付功能
				this.payOrder()

			},
			showTips(n) {
				uni.showToast({
					icon: 'none',
					duration: 1500,
					title: '请登录后再结算！' + n + ' 秒后自动跳转到登录页',
					// 为页面添加透明遮罩，防止点击穿透
					mask: true,
				})
			},

			delayNavigate() {
				// 得重置秒数
				this.seconds = 3

				this.showTips(this.seconds)

				// 2. 创建定时器，每隔 1 秒执行一次
				this.timer = setInterval(() => {
					this.seconds--

					if (this.seconds <= 0) {
						clearInterval(this.timer)

						uni.switchTab({
							url: '/pages/my/my',
							success: () => {
								this.updateRedirectInfo({
									// 跳转的方式
									openType: 'switchTab',
									// 从哪个页面跳转过去的
									from: '/pages/cart/cart'
								})
							}
						})

						return
					}

					this.showTips(this.seconds)
				}, 1000)
			},

			// 微信支付 // 日后有机会在重新来做，现阶段不会后端， 所以暂时先放着
			async payOrder() {
				// 1. 创建订单
				// 1.1 组织订单的信息对象
				const orderInfo = {
					// 开发期间，注释掉真实的订单价格，
					// order_price: this.checkedGoodsAmount,
					// 写死订单总价为 1 分钱
					order_price: 0.01,
					consignee_addr: this.addstr,
					goods: this.cart.filter(x => x.goods_state).map(x => ({
						goods_id: x.goods_id,
						goods_number: x.goods_count,
						goods_price: x.goods_price
					}))
				}
				// 1.2 发起请求创建订单
				const {
					data: res
				} = await uni.$http.post('/api/public/v1/my/orders/create', orderInfo)
				if (res.meta.status !== 200) return uni.$showMes('创建订单失败！')
				// 1.3 得到服务器响应的“订单编号”
				const orderNumber = res.message.order_number

				// 2. 订单预支付
				// 2.1 发起请求获取订单的支付信息
				const {
					data: res2
				} = await uni.$http.post('/api/public/v1/my/orders/req_unifiedorder', {
					order_number: orderNumber
				})
				// 2.2 预付订单生成失败
				if (res2.meta.status !== 200) return uni.$showError('预付订单生成失败！')
				// 2.3 得到订单支付相关的必要参数
				const payInfo = res2.message.pay
				// 3. 发起微信支付
				// 3.1 调用 uni.requestPayment() 发起微信支付
				const [err, succ] = await uni.requestPayment(payInfo)
				// 3.2 未完成支付
				if (err) return uni.$showMes('订单未支付！')
				// 3.3 完成了支付，进一步查询支付的结果
				const {
					data: res3
				} = await uni.$http.post('/api/public/v1/my/orders/chkOrder', {
					order_number: orderNumber
				})
				// 3.4 检测到订单未支付
				if (res3.meta.status !== 200) return uni.$showMes('订单未支付！')
				// 3.5 检测到订单支付完成
				uni.showToast({
					title: '支付完成！',
					icon: 'success'
				})
			}
		},

		computed: {
			...mapGetters('m_cart', ['filterCount', 'total', 'getGoodsAmount']),
			...mapGetters('m_user', ['addStr']),
			...mapState('m_user', ['token']),
			...mapState('m_cart', ['cart']),

			isFullcheck() {
				// 返回的true 或者 false
				return this.total === this.filterCount
			}
		},
	}
</script>

<style lang="scss">
	.account-content {
		position: fixed;
		bottom: 0;
		width: 100%;
		display: flex;
		justify-content: space-between;
		align-items: center;
		font-size: 13px;
		padding: 5px 5px;
		border: 1px solid #efefef;

		.price-total {
			font-size: 12px;

			.price {
				color: #c00000;
			}
		}

		.account-button {
			height: 50px;
			width: 120px;
			background-color: #c00000;
			color: #fff;
			text-align: center;
			line-height: 50px;
			font-size: 14px;
			margin-right: 16px;
		}
	}
</style>
